Maclaurin, W. R. (1971). Invention & innovation in the radio industry. New York: Arno press and the New York times.
Trích dẫn kiểu ChicagoMaclaurin, W. Rupert. Invention & Innovation in the Radio Industry. New York: Arno press and the New York times, 1971.
MLA CitationMaclaurin, W. Rupert. Invention & Innovation in the Radio Industry. New York: Arno press and the New York times, 1971.
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